acredo

A New Latin Dictionary by Charlton T. Lewis Ph.D. and Charles Short, LL. D.

ācrēdo, ĭnis, f. [fr. 2. acer, as dulcedo fr. dulcis],

a sharp or pungent taste , Pall. 2, 15, 19: tollere, Plin. Val. 1, 25: humorum, Theod. Prisc. 1, 16.